Home / 56,000.48-77,174.33-40,057.25

Finding the Fourth Proportional to 56,000.48, 77,174.33 and 40,057.25

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Solution

The fourth proportional to 56,000.48, 77,174.33 and 40,057.25 is: 55,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,000.48 : 77,174.33 = 40,057.25 : x
  2. Step 2: Convert to fraction form
    56,000.48/77,174.33 = 40,057.25/x
  3. Step 3: Cross multiply
    56,000.48x = 77,174.33 × 40,057.25
  4. Step 4: Simplify right side
    56,000.48x = 3,091,390,844.23
  5. Step 5: Solve for x
    x = 3,091,390,844.23/56,000.48
  6. Step 6: Final answer
    x = 55,202.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.